28176759

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3299}}^1$

素因数の和:3391

約数の個数: 24

約数和(自身を含む): 44444400

約数和(自身を除く): 16267641

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2847, 3299, 8541, 9897, 29691, 42887, 128661, 240827, 385983, 722481, 2167443, 3130751, 9392253, 28176759]

約数ペア:

[(1, 28176759), (3, 9392253), (9, 3130751), (13, 2167443), (39, 722481), (73, 385983), (117, 240827), (219, 128661), (657, 42887), (949, 29691), (2847, 9897), (3299, 8541)]